Presenting recent discoveries on ethnomedicinal plants around the world, this book focuses on evaluating the progress to date as well as the future potential of drug development in ethnomedicine. Eight reviews examine therapeutic applications including the spasmolitic effects of various plants, the anti-inflammatory activity of plants from Brazil and Tunisia, common fertility treatments in Trinidad and Tobago, traditional medicines from Cameroon and their interaction with estrogen receptors, the medicinal plants used in Spain to treat digestion problems, immune-modulators and stimulators from plants, and antimicrobial herbs from India.